ABC News reporter Jonathan Karl said former Presidents Barack Obama and Joe Biden's relationship has deteriorated ...

President Joe Biden spurned former President Barack Obama’s calls in the two weeks before Biden dropped his re-election bid last July — and then wouldn’t speak to his ex-boss for another month, ...

Hunter Biden was furious when former President Obama led then-President Joe Biden off a stage during a fundraising event last year, according to a forthcoming book by ABC News’s Jonathan Karl. The ...